
Our Brands
Complementary Brands Create a Unique Company
Cross bore inspection, pipe condition assessment, pipe cleaning, trenchless technology and rehabilitation
Pipe inspection and assessment, sewer and storm drain cleaning, trenchless technology and rehabilitation
Subsurface utility locating and mapping to identify the horizontal locations of buried utilities and structures
Technologically advanced sewer pipe inspections, blockage locating solutions, infrastructure integrity analyses
Subsurface utility locating to eliminate or reduce damage to underground infrastructure during excavations


Our Brands Work Together to Expand Our Reach
Through our five brands, National Underground Group has the capabilities to tackle any underground infrastructure project — from the smallest to the largest, and from coast to coast. Each of our brands specializes in a range of different but related and complementary services, and every brand employs professionals with decades of industry experience.